Active Not RecruitingPhase 1NCT05239143

P-MUC1C-ALLO1 Allogeneic CAR-T Cells in the Treatment of Subjects With Advanced or Metastatic Solid Tumors

A Phase 1, open label, dose escalation and expanded cohort study of P-MUC1C-ALLO1 in adult subjects with advanced or metastatic epithelial derived solid tumors, including but not limited to the tumor types listed below.

Checked against the public recordLast updated Feb 9, 2026 · Source: ClinicalTrials.gov

StatusActive Not Recruiting
PhasePhase 1
U.S. locations14
SponsorPoseida Therapeutics, Inc.
01
Study overview

What this study is about

Purpose
Treatment
Study type
Interventional
Phase
Phase 1
Sponsor
Poseida Therapeutics, Inc.
Interventions being studied
Biological: P-MUC1C-ALLO1 CAR-T cells; Drug: Rimiducid
02
Explore related studies

How this study is categorized

These labels come from structured fields and exact terms in the public record.

03
Public criteria

Who may be able to participate

Inclusion Criteria: * Males or females, Subjects ≥18 years with life expectancy \>3 months * Must have a confirmed diagnosis of unresectable, locally advanced or metastatic epithelial-derived cancer * Must have progressed during or after last therapy, developed intolerance/toxicity to current treatment, or ineligible or refused other existing treatment options, and have measurable disease * Must have an Eastern Cooperative Oncology Group (ECOG) performance status of 0 to 1 or Karnofsky performance status ≥70% * Must have adequate vital organ function within pre-determined parameters * Must have archived tumor tissue available or consent to a biopsy collection * Must be willing to practice birth control * Must have a negative pregnancy test at screening and prior to initiating lymphodepletion chemotherapy or study drug administration * Must have recovered from toxicities due to prior therapies Exclusion Criteria: * Has inadequate venous access * Has an active second malignancy (not disease free for at least 5 years) in addition to the studied malignancy, excluding low-risk neoplasms such as non-metastatic basal cell or squamous cell skin carcinoma * Is pregnant or lactating * Has a history of or active autoimmune disease * Has a history of significant central nervous system (CNS) disease, such as stroke, epilepsy * Has an active systemic (viral, bacterial, or fungal) infection * Has New York Heart Association (NYHA) Class III or IV heart failure, unstable angina, or a history of myocardial infarction or significant arrhythmia * Has any psychiatric or medical disorder that would preclude safe participation in and/or adherence to the protocol * Has received anticancer medications within 2 weeks of the time of initiating lymphodepletion * Has received immunosuppressive medications within 2 weeks of administration of P-MUC1C-ALLO1, and/or expected to require them while enrolled in the study * Has received systemic corticosteroid therapy within 1 week of the administration of P-MUC1C-ALLO1 or is expected to require it during the course of the study * Has known CNS metastases or symptomatic CNS involvement * Has a history of significant liver disease or active liver disease * Has a history of known genetic predisposition to HLH/MAS * Has received anti-cancer monoclonal antibody therapy within 4 weeks of initiating LD therapy

Important: This is the sponsor’s public criteria, not a determination of eligibility. The study team must review your individual situation.

04
Study sites

U.S. locations

  • University of California, Irvine Medical CenterIrvine, California
  • Cedars Sinai Medical CenterLos Angeles, California
  • University of California, San DiegoSan Diego, California
  • University of California, San FranciscoSan Francisco, California
  • Sarah Cannon Research Institute at HealthONEDenver, Colorado
  • University of Iowa Hospitals and ClinicsIowa City, Iowa
  • University of Kansas Cancer CenterWestwood, Kansas
  • Cancer Center of KansasWichita, Kansas
  • University of Maryland Cancer CenterBaltimore, Maryland
  • Dana Farber Cancer InstituteBoston, Massachusetts
  • University of Nebraska Medical CenterOmaha, Nebraska
  • Montefiore Medical CenterThe Bronx, New York

Source and freshness
Processed from ClinicalTrials.gov. Last public update: Feb 9, 2026. Always confirm current availability with the study team.

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